The official name for this resolution is by the way uhd but the term 4k is often used as well although in the movie industry this implies a resolution of 4096 x 2160.
Displayport video wall.
Intel cpus with hd graphics are limited to 3 external monitors altogether.
Today s most common version for video wall displays displayport 1 2 supports video resolutions of up to 3840 x 2160 pixels at a refresh rate of 60 hz.
Amd radeon with amd eyefinity required for video wall mode.
Compatibility with older graphics cards not guaranteed.
Computer with displayport 1 2 compatible graphics card e g.
Video wall mode requires either a amd infinity intel or nvidia surround technology graphics adapter.